Tissue box cover with vertical projecting ribs



FIG. 1 is a perspective view of a tissue box cover with vertical projecting ribs showing my new design;

FIG. 2 is a left-side elevational view thereof, it being understood that the undisclosed right-side elevational view is identical thereto;

FIG. 3 is a front elevational view thereof, it being understood that the undisclosed rear elevational view is identical thereto;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

I claim the ornamental design for a tissue box cover with vertical projecting ribs, as shown and described. 